add docs

docs/changelog.md

@@ -0,0 +1,9 @@
+# Changelog
+
+## 2017-07-30: Version 7.x.x -> 8.x.x
+Testfiles in ./test/ can now import files directly from the ts dir:
+
+```javascript
+// ./test/test.ts
+import * as myModule from '../ts/index
+```